
// Compiler implementation of the D programming language
// Copyright (c) 1999-2007 by Digital Mars
// All Rights Reserved
// written by Walter Bright
// http://www.digitalmars.com
// License for redistribution is by either the Artistic License
// in artistic.txt, or the GNU General Public License in gnu.txt.
// See the included readme.txt for details.

#ifndef DMD_IMPORT_H
#define DMD_IMPORT_H

#ifdef __DMC__
#pragma once
#endif /* __DMC__ */

#include "dsymbol.h"


struct Identifier;
struct Scope;
struct OutBuffer;
struct P_Module;
struct P_Package;
struct P_AliasDeclaration;
#ifdef _DH
struct HdrGenState;
#endif

struct P_Import : P_Dsymbol
{
    Array *packages;		// array of Identifier's representing packages
    Identifier *id;		// module Identifier
    Identifier *aliasId;
    int isstatic;		// !=0 if static import

    // Pairs of alias=name to bind into current namespace
    Array names;
    Array aliases;

    Array aliasdecls;		// AliasDeclarations for names/aliases

    P_Module *mod;
    P_Package *pkg;		// leftmost package/module

    P_Import(Loc loc, Array *packages, Identifier *id, Identifier *aliasId,
	int isstatic);
    void addAlias(Identifier *name, Identifier *alias);

    const char *kind();
    P_Dsymbol *syntaxCopy(P_Dsymbol *s);	// copy only syntax trees
    void load(Scope *sc);
    void semantic(Scope *sc);
    void semantic2(Scope *sc);
    P_Dsymbol *toAlias();
    int addMember(Scope *sc, P_ScopeDsymbol *s, int memnum);
    P_Dsymbol *search(Loc loc, Identifier *ident, int flags);
    int overloadInsert(P_Dsymbol *s);
    void toCBuffer(OutBuffer *buf, HdrGenState *hgs);

    P_Import *isImport() { return this; }
};

#endif /* DMD_IMPORT_H */
